--- tools/src/perl-5.8.7/x2p/Makefile.SH.orig	2018-01-10 10:40:19.013305387 +0800
+++ tools/src/perl-5.8.7/x2p/Makefile.SH	2018-01-10 10:40:37.734025535 +0800
@@ -160,7 +160,7 @@
 	lint $(lintflags) $(defs) $(c) > a2p.fuzz
 
 depend: $(mallocsrc) ../makedepend
-	sh ../makedepend MAKE=$(MAKE)
+	bash ../makedepend MAKE=$(MAKE)
 
 clist:
 	echo $(c) | tr ' ' $(TRNL) >.clist
